Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright (C) 2009 JavaRosa
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

import java.util.Hashtable;
import java.util.Vector;

public class Main {
    public static byte[] nullIfEmpty(byte[] ba) {
        return (ba == null ? null : (ba.length == 0 ? null : ba));
    }

    public static String nullIfEmpty(String s) {
        return (s == null ? null : (s.length() == 0 ? null : s));
    }

    public static Vector nullIfEmpty(Vector v) {
        return (v == null ? null : (v.size() == 0 ? null : v));
    }

    public static Hashtable nullIfEmpty(Hashtable h) {
        return (h == null ? null : (h.size() == 0 ? null : h));
    }
}